function wint_t towupper (wint_t)
#endif
function wint_t ungetwc (wint_t, FILE*)
-function int vfwprintf (FILE*, const wchar_t*, va_list)
-function int vfwscanf (FILE*, const wchar_t*, va_list)
-function int vwprintf (const wchar_t*, va_list)
-function int vwscanf (const wchar_t*, va_list)
-function int vswprintf (wchar_t*, size_t, const wchar_t*, va_list)
-function int vswscanf (const wchar_t*, const wchar_t*, va_list)
+function int vfwprintf (FILE*, const wchar_t*, __gnuc_va_list)
+function int vfwscanf (FILE*, const wchar_t*, __gnuc_va_list)
+function int vwprintf (const wchar_t*, __gnuc_va_list)
+function int vwscanf (const wchar_t*, __gnuc_va_list)
+function int vswprintf (wchar_t*, size_t, const wchar_t*, __gnuc_va_list)
+function int vswscanf (const wchar_t*, const wchar_t*, __gnuc_va_list)
#if defined XOPEN2K8 || defined POSIX2008
function {wchar_t*} wcpcpy (wchar_t*, const wchar_t*)
function {wchar_t*} wcpncpy (wchar_t*, const wchar_t*, size_t)
function {wchar_t*} wcstok (wchar_t*, const wchar_t*, wchar_t**)
function {long int} wcstol (const wchar_t*, wchar_t**, int)
function {unsigned long int} wcstoul (const wchar_t*, wchar_t**, int)
+#if defined UNIX98 || defined XOPEN2K
function {wchar_t*} wcswcs (const wchar_t*, const wchar_t*)
+#endif
#if !defined ISO && !defined POSIX && !defined POSIX2008
function int wcswidth (const wchar_t*, size_t)
#endif